For threading blind hole applications

• Increased wear resistance
• Improves wear resistance for extended tap life
• Provides greater reach capability
• Improved chip evacuation and heat control extends tap life

DIN Rated|PROP65: When grinding or regrinding industrial cutting tools, residual grinding dust may occur. This dust may contain chemicals known to the state of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov

Workpiece material	Suitability	Cutting speed (SFM)
P — Steel
Alloy Steels: 4140; 4340	Best	45 – 110
Die Steels	Best	20 – 60
High Carbon Steel: 1065	Best	40 – 100
Low Carbon Steel: 1010; 1018	Good	50 – 120
Medium Carbon Steel: 1035; 1045	Good	45 – 110
M — Stainless Steel
Stainless Steels: 17-4PH	Good	20 – 50
Stainless Steels: 300	Good	20 – 70
Stainless Steels: 400	Good	30 – 50
K — Cast Iron
Cast Iron	Good	40 – 100
N — Non-Ferrous
Aluminum: 6061; 7075	Good	50 – 125
Aluminum: Casting	Good	50 – 110
H — Hardened Steel
Hardened Steels: 35 HRC	Good	20 – 60

Speeds and suitability ratings supplied by OSG for the HY-PRO SFT series. Starting values — adjust for your setup, coolant and workholding rigidity.